Course

Microbiology

Study Pack

Set 16 The Microbiology Of Food And Water

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Question 1

(Multiple Choice)

Free
Small protein molecules produced by a microorganism that adversely affect a closely related microorganism are called

A)siderophores.
B)bacteriocins.
C)lysozymes.
D)beta-blockers.
E)proteases.

Answer

Question 2

(Multiple Choice)

Free
Vacuum packaging inhibits the growth of microbes that

A)are obligate anaerobes.
B)rely on fermentation for energy metabolism.
C)are aerotolerant anaerobes.
D)rely on aerobic respiration for growth.
E)are chemolithotrophs.

Answer

Question 3

(Multiple Choice)

Free
All of the following microbes play an important role in the production of fermented milk products except for

A)Lactobacillus.
B)Leuconostoc.
C)Lactococcus.
D)Clostridium.
E)Streptococcus.

Answer